STILT WEST B 18-20

Oil · District 08 · Lease #55191

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

332k BBL

Cum Gas

1.1M MCF

casinghead

Wells

1

Production

2020-11 — 2026-04

Peak Month

2021-02

Production History

Cum Oil: 332,442 BBL Cum Gas: 1,065,682 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

29,302 BBL/mo

Di (annual)

245.9%

b-factor

0.4

EUR

238,157 BBL

R-squared

0.790

type

hyperbolic

Operator History (from monthly production reports)

2021-06 — 2026-07 PIONEER NATURAL RES. USA, INC. 62 mo
2020-11 — 2021-05 DE3 OPERATING LLC 7 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4302HPIONEER NATURAL RES. USA, INC.210,0002020-07-28